Archive for April 10th, 2010

Configuring CBAC on Cisco 1841

April 10th, 2010 No comments

Context-Based Access Control (CBAC) intelligently filters TCP and UDP packets based on application layer protocol session information and can be used for intranets, extranets and internets.  CBAC can be configured to permit specified TCP and UDP traffic through a firewall only when the connection is initiated from within the network needing protection.

CBAC can inspect traffic for sessions that originate from either side of the firewall. This is the basic function of a stateful inspection firewall. Read more…

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